Murchisonelloidea
Murchisonelloidea is an extinct superfamily of marine mollusks that lived during the Jurassic and Cretaceous periods. They are characterized by their distinctive, often elongated shells, which are typically biconvex and have a smooth or ribbed surface. The superfamily is named after the genus Murchisonia, which was first described by the German paleontologist Christian Gottfried Ehrenberg in 1847.
Murchisonelloidea is believed to have evolved from an ancestor similar to the modern family Turbinidae. The
The taxonomy of Murchisonelloidea is still a subject of ongoing research, and the relationships between the